Cotton materials Perfect for summer! Best for your boys especially those who are mga PAWISIN. Best also for school uniforms innerwear White only Inclusion : 1pc white aircool sando Size reference Size Length Width Estimated Age M 38cm 26cm 0-1years old L 42cm 28cm 1-2years old XL 45cm 30cm 2-3years old 2X 48cm 33cm 3-4years old 3X 51cm 35cm 4-5years old 4X 55cm 38cm 6-8years old 5X 59cm 44cm 8-10years old *Note* Estimated age are for reference only. Please do always know your child body measurements or always consider your child body measurements not on your child age (di Po lahat ng magkakaedad ay magkasinlaki),to avaid placing wrong size. Please allow slight dimensions difference due to different manual measurement. #SandoAircool #Sandoforkids #Sandoforboys #aircool #COD